Dr. Ben Moxness | Jump Training & Athletic Performance on Instagram: "Usain Bolt lifted weights. But why would he lift heavy weights as sprinter? Doesn’t lifting make you slow? This is a common misconception. Lifting weights can greatly benefit sprinting in multiple ways. 👉The most obvious example is the block start, as that is all about rapidly overcoming inertia to start the acceleration. You need to be able to produce more total impulse in order to project force horizontally while still havi